Microfluidic slab



FIG. 1 is a top perspective view of a first embodiment of a microfluidic slab according the design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a top perspective of a second embodiment of the microfluidic slab in connection with one implementation of the unclaimed subject matter.

The dashed lines in the drawings, the areas within the dashed lines, and the areas bounded by both broken lines and solid lines depict portions of the microfluidic slab that form no part of the claimed design.

The dot-dashed broken lines in FIGS. 1-3 depict the symbolic break away lines. Those lines and any portion of the article between those lines beyond what is shown in the drawings form no part of the claimed design. 

CLAIM The ornamental design for a microfluidic slab, as shown and described. 